<!DOCTYPE html>
<html lang="en" class="modern">
<head>
    <meta charset="UTF-8">
    <title>Loader Curtain</title>
    <link rel="stylesheet" type="text/css" href="loader-curtain.less" />
</head>
<body>

<div class="mask">
    <div class="topMask"></div>
    <div class="bottomMask"></div>
    <span class="loading-gif"></span>
</div>

</body>
</html>